void
mbuf_add_item(struct mbuf_set *ms, const struct mbuf_item *item)
{
ASSERT(ms);
if (ms->len == ms->capacity)
{
struct mbuf_item rm;
ASSERT(mbuf_extract_item(ms, &rm));
mbuf_free_buf(rm.buffer);
msg(D_MULTI_DROPPED, "MBUF: mbuf packet dropped");
}
ASSERT(ms->len < ms->capacity);
ms->array[MBUF_INDEX(ms->head, ms->len, ms->capacity)] = *item;
if (++ms->len > ms->max_queued)
{
ms->max_queued = ms->len;
}
++item->buffer->refcount;
}
static bool
multi_tcp_process_outgoing_link_ready(struct multi_context *m, struct multi_instance *mi, const unsigned int mpp_flags)
{
struct mbuf_item item;
bool ret = true;
ASSERT(mi);
/* extract from queue */
if (mbuf_extract_item(mi->tcp_link_out_deferred, &item)) /* ciphertext IP packet */
{
dmsg(D_MULTI_TCP, "MULTI TCP: transmitting previously deferred packet");
ASSERT(mi == item.instance);
mi->context.c2.to_link = item.buffer->buf;
ret = multi_process_outgoing_link_dowork(m, mi, mpp_flags);
if (!ret)
{
mi = NULL;
}
mbuf_free_buf(item.buffer);
}
return ret;
}
